Gearmotor for Center pivot irrigation system 
 
20:1 ratio 1 1/2HP
25:1 ratio 1 1/2HP
30:1 ratio 1 1/2HP
40:1 ratio 3/4HP
50:1 ratio 3/4HP
60:1 ratio 3/4HP
 
Gearmotor for Center pivot irrigation system is available with a 3 phase, 460/380-volt AC, 60/50 Hz electric motor or a single phase, 60/50 HZ electric motor. We offer multi-ratio, speed-reducing gearboxes that use 95 percent-efficient helical spur gears for power transmission to the final drive gearbox. 
* Spray guard for added moisture protection when sprinkler nozzles are located below the gearmotor. 
* Available in 3 phase, single phase and inverter duty applications.
* Aluminum finned stator housing for cooler running temperature. 
* Helical spur gear design available in multiple ratios. 
* All aluminum gear case for cooler running, longer life, and increased corrosion resistance.
* Multi-bolt mounting pattern fits (3 3/8" x 6 3/8"), (4 3/4" x 7 1/4") and (5" x 6") bolt patterns.
* All gears are heat treated.
* Voltage: 460V 60 Hz, 380V 50 Hz and 208-230V 60Hz, 220-240V 50Hz.
* High strength steel shafting for long life and dependability.
* Thermally protected with automatic reset located in easily accessible junction box.
* Specially designed input and output seals. 
* Top fill plug positioned to set correct oil level.
* All critical electrical connections use P.D. caps to encapsulate and to protect from moisture.
* Class H wire and Class F insulation. 
* TFE tubing on all magnetic wire to motor lead connections.
* Makes possible the use of smaller generators and smaller incoming wire sizes. 
* Efficiency: 95%. f Stainless junction box cover. f Dual shaft seals.